Thermo Scientific SAM12, Manual

Page: 96 / 176

Operating Instructions Issue: 1.0
5-56 SAM12 User Manual Thermo Fisher Scientific
Note that if the number of counts
is less than Minimum Detectable
Activity – see
Information (page
5-30) - the Clear result will state
that it is less than the MDA.
After a CLEAR result, the user is prompted to remove the
measured article. When the door is opened to retrieve the
article, the "READY – Deposit Article and Close Door"
message is displayed – see
Door Operations (page 5-51) to start
a new measurement.
CAUTION: THE SAM12 CANNOT DISTINGUISH
BETWEEN A GRADUAL BUILD-UP OF
CONTAMINATION AND SMALL BACKGROUND
CHANGES. THEREFORE, IT IS STRONGLY
RECOMMENDED THAT A REGULAR FRISKING
PROCEDURE IS ADOPTED AND/OR AN INSPECTION
OF THE BACKGROUND REPORT SHOULD INDICATE
A BUILD-UP OF ACTIVITY – SEE
Reports (PAGE 5-31) .
If the measurement completes but
the result is ALARM or when
QuickScan indicates real-dirty,
the user is informed audibly and
visually of the result.
Note that this mess
age is user-
definable. See Messages (page
5-15) for mor
e information.
For more information, see
Alarms (page 5-12) .
Note that the Uncertainty Value
and Activity results are displayed
if enabled – see
Options (page 5-
6) for more information.
ALARM Result